nitrogen stabilizer

Defined in 1 dictionary — U.S. Code

United States Code

7 U.S.C. § 136 — for purposes of this subchapter (2 versions over time)

The term “nitrogen stabilizer” means any substance or mixture of substances intended for preventing or hindering the process of nitrification, denitrification, ammonia volatilization, or urease production through action upon soil bacteria. Such term shall not include—

(1) dicyandiamide;

(2) ammonium thiosulfate; or

(3) 2

(A) that was not registered pursuant to section 136a of this title prior to January 1, 1992; and

(B) that was in commercial agronomic use prior to January 1, 1992, with respect to which after January 1, 1992, the distributor or seller of the substance or mixture has made no specific claim of prevention or hindering of the process of nitrification, denitrification, ammonia volatilization 3 urease production regardless of the actual use or purpose for, or future use or purpose for, the substance or mixture.